Pepsi goes "Back the the Future" with its 2018 Super Bowl ad, which takes a quick spin through decades of the brand's brushes with pop culture. It was created by PepsiCo's in-house agency, Creators League.

Bud Light, "Bud Knight," Feb. 1

Bud Light's "Dilly Dilly" king has found his man-at-arms—and he's named "Bud Knight," of course. The blue-armoured character makes his debut in the brew's medieval campaign in this 60-second Super Bowl spot.

In its sequel to the Super Bowl spot released earlier in the week, Michelob Ultra features Chris Pratt again plus a remake of the song "I Like Beer," which was re-recorded by country music singer Jon Pardi.

Wendy's, "Iceberg," Jan. 31

The chain is returning to the Super Bowl with a shade-filled message squarely pitting its square burgers against McDonald's.

People enter a bubbled world, sealing good things like avocados in with them and locking out the bad, in this ad by GSD&M, the fourth Super Bowl ad in a row for the growers' association.

Amazon Prime, "Tom Clancy's Jack Ryan," Tuesday, Jan. 30

As the streaming wars heat up, Amazon will air its first Super Bowl commercial for its Prime Video service. The 60-second spot will promote the Prime Video original series "Tom Clancy's Jack Ryan," a CIA thriller based on the book, which is set to debut Labor Day weekend.

BBDO New York's ad finds red and brown M&Ms "spokescandies" are walking down the block, Red bemoaning all the people trying to eat him. Then his human form emerges.

Budweiser, "Stand by You," Friday, Jan. 26

Budweiser isn't using its Clydesdales mascots for the first Super Bowl since 2001, instead using this 60-second Bud commercial by the agency David to promote Anheuser-Busch InBev's philanthropic water giveaways after natural disasters.

Groupon, "Who Wouldn't," Thursday, Jan. 25

"Girls Trip" star Tiffany Haddish makes a vivid case for supporting local businesses, a mainstay of Groupon's offers, in the brand's first Super Bowl ad since a 2011 misfire that some people thought made fun of charities. The new ad was created by O'Keefe Reinhard & Paul.

Lexus, "Long Live the King," Jan. 25*

Lexus gets an asterisk for pre-releasing its ad but only in extended form, at 60 seconds instead of the 30 seconds it bought in the game. The spot, a tie-in with Marvel's "Black Panther" movie, was created by Lexus' multicultural agency, Walton Isaacson.

Pringles, "Wow," Jan, 25

Bill Hader and a couple film or TV crew guys discover a new way to eat chips in this commercial by Grey New York, one of the few pre-releases that might actually drum up sales on the actual Super Bowl weekend as people buy snacks for the game.

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Procter & Gamble Co.'s Febreze and Grey New York feature "Dave," a man whose "bleep don't stink," in a bid to build on the humor of its 2017 spot.

Stella Artois, "Taps," Tuesday, Jan. 16

Anheuser-Busch InBev became the first marketer to pre-release its Super Bowl spot with this Stella Artois ad from the agency Mother, starring Matt Damon and promoting Water.org organization, which invests in clean water initiatives for developing countries.